CN203402049U - Automobile brake control system - Google Patents

Automobile brake control system Download PDF

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Publication number
CN203402049U
CN203402049U CN201320425829.7U CN201320425829U CN203402049U CN 203402049 U CN203402049 U CN 203402049U CN 201320425829 U CN201320425829 U CN 201320425829U CN 203402049 U CN203402049 U CN 203402049U
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CN
China
Prior art keywords
brake
lamp
automobile
acceleration
brake lamp
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201320425829.7U
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Chinese (zh)
Inventor
董建设
孙灿
张永刚
董利伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BAIC Group ORV Co ltd
Original Assignee
Beijing Automotive Research Institute Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Priority to CN201320425829.7U priority Critical patent/CN203402049U/en
Application granted granted Critical
Publication of CN203402049U publication Critical patent/CN203402049U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides an automobile brake control system which comprises a brake switch, a high-position brake lamp and a controller. The high-position brake lamp is used for reflecting the automobile brake state. The controller is connected with the brake switch and the high-position brake lamp. When the controller detects that the brake switch is closed, the current brake acceleration is calculated according to an automobile speed signal, and the lamp lightening state of the high-position brake lamp is controlled according to the current brake acceleration. According to the automobile brake control system, the brake state of a current automobile can be accurately displayed, a driver of a rear automobile can adjust the speed according to the brake state of a front automobile, and the safety coefficient is improved.

Description

A kind of automobile brake control system
Technical field
The utility model belongs to automobile brake field, particularly a kind of automobile brake control system.
Background technology
In prior art, the brake lamp of vehicle can reflect when whether vehicle in front is in braking mode, whether rear driver can understand front vehicles according to the light on and off of the brake lamp of front vehicles and brake, can adjust the speed of a motor vehicle of oneself, reduce the generation of accident.But brake lamp can not reflect emergency braking or general slow braking, the rear driver velocity variations of only can eyeing to the front, and infer braking mode, and cannot know accurately the braking mode of front vehicles, and take measures in time, there is potential safety hazard.
Utility model content
The object of the utility model embodiment is to provide a kind of automobile brake control system, reduces driver and cannot understand the safety problem that front vehicles braking mode is brought.
For solving the problems of the technologies described above, embodiment of the present utility model provides a kind of automobile brake control system, comprising:
Brake switch;
For reacting the high-mount brake lamp of automobile brake state;
With the controller that brake switch is connected with described high-mount brake lamp, when wherein said controller detects brake switch closure, according to vehicle speed signal, calculate current braking acceleration, and according to described current braking acceleration, control the lighting lamp state of high-mount brake lamp.
Wherein, described controller comprises:
For store predefined at least one acceleration levels value range and with described at least one acceleration levels value range memory module of the lighting lamp state grade of high-mount brake lamp one to one;
Be connected with memory module, and for calculate the computing module of current braking acceleration according to vehicle speed signal;
The control module being connected with described computing module with memory module, when the described current braking acceleration of wherein said control module judgement falls into wherein an acceleration levels scope, determine the lighting lamp state grade of the high-mount brake lamp that acceleration levels scope that described current braking acceleration falls into is corresponding, and control the corresponding lighting lamp state that described high-mount brake lamp starts the lighting lamp state grade in corresponding high-mount brake lamp.
Wherein, above-mentioned automobile brake control system also comprises:
The left side rear brake lamp being connected with described brake switch and right side rear brake lamp, when wherein said left side rear brake lamp and right side rear brake lamp detect brake switch closure, are all illuminating states.
Wherein, described controller receives vehicle speed signal by the CAN of controller local area network.
The beneficial effect of the utility model embodiment is as follows:
In the automobile brake control system of the utility model embodiment, when controller detects brake switch closure, according to vehicle speed signal, calculate current braking acceleration, and according to the lighting lamp state of current braking acceleration control high-mount brake lamp, make rear driver can understand the braking mode of automobile, tackle in time, reduced because of the place ahead driver's emergency braking, rear driver can not tackle the potential safety hazard of bringing in time.
Accompanying drawing explanation
Fig. 1 is the control logic figure of the utility model automobile brake control system;
Fig. 2 is the utility model embodiment high-mount brake lamp indicating effect one;
Fig. 3 is the utility model embodiment high-mount brake lamp indicating effect two;
Fig. 4 is the utility model embodiment high-mount brake lamp indicating effect three;
Fig. 5 is the utility model embodiment high-mount brake lamp indicating effect four;
Fig. 6 is the utility model embodiment high-mount brake lamp indicating effect five.
The specific embodiment
In the automobile brake control system of the utility model embodiment, by dedicated control device, drive the LED lamp quantity of lighting high-mount brake lamp, react the current braking mode of this vehicle.
As shown in Figure 1, the automobile brake control system of the utility model embodiment comprises:
Brake switch;
For reacting the high-mount brake lamp of automobile brake state;
With the controller that brake switch is connected with described high-mount brake lamp, when wherein said controller detects brake switch closure, according to vehicle speed signal, calculate current braking acceleration, and according to described current braking acceleration, control the lighting lamp state of high-mount brake lamp.
In the automobile brake control system of the utility model embodiment, when controller detects brake switch closure, according to vehicle speed signal, calculate current braking acceleration, and according to the lighting lamp state of current braking acceleration control high-mount brake lamp, make rear driver can understand the braking mode of automobile, tackle in time, reduced because of the place ahead driver's emergency braking, rear driver can not tackle the potential safety hazard of bringing in time.
In the automobile brake control system of the utility model embodiment, this high-mount brake lamp can be LED lamp, LCD lamp etc., at this, does not enumerate.
For the mode of operation of this controller of more specific description, in the automobile brake control system of the utility model embodiment, this controller comprises:
For store predefined at least one acceleration levels value range and with described at least one acceleration levels value range memory module of the lighting lamp state grade of high-mount brake lamp one to one;
Be connected with memory module, and for calculate the computing module of current braking acceleration according to vehicle speed signal;
The control module being connected with described computing module with memory module, when the described current braking acceleration of wherein said control module judgement falls into wherein an acceleration levels scope, determine the lighting lamp state grade of the high-mount brake lamp that acceleration levels scope that described current braking acceleration falls into is corresponding, and control the corresponding lighting lamp state that described high-mount brake lamp starts the lighting lamp state grade in corresponding high-mount brake lamp.
In the automobile brake control system of the utility model embodiment, by dedicated control device, drive the LED lamp quantity of lighting high-mount brake lamp, determine corresponding lighting lamp state grade, react the current braking mode of this vehicle, allow chaufeur get more information about the braking mode of front vehicles, improve safety factor.
In the automobile brake control system of the utility model embodiment, the lighting lamp state grade of the high-mount brake lamp of predefined acceleration levels value range and correspondence is not fixed, and can carry out different settings according to the different model of vehicle.And acceleration/accel wherein only represents size in the present embodiment, do not consider the problem of its direction.
Casehistory is as follows.
Suppose that high-mount brake lamp is comprised of 10 LEDs indicator lamps, be divided into 5 groups, light different groups, represent different braking modes, braking mode is just divided into 5 groups.
Suppose and measure respectively under 60km/h, 80km/h, 100km/h and tetra-kinds of speed of a motor vehicle of 120km/h, depressing after brake pedal, the speed of a motor vehicle drops to each acceleration/accel of 0km/h with all strength.Then 4 acceleration/accels are averaged to computing, calculate average acceleration a.Degree of will speed up a is divided into 5 parts, and every portion represents the acceleration/accel of a grade, and corresponding one by one with the lighting lamp state grade of high-mount brake lamp.Grade is as follows:
One-level braking: 0~a/5, the high-mount brake lamp illuminating state of corresponding diagram 2;
Two stage braking: a/5~2a/5, the high-mount brake lamp illuminating state of corresponding diagram 3;
Three-stage brake: 2a/5~3a/5, the high-mount brake lamp illuminating state of corresponding diagram 4;
Level Four braking: 3a/5~4a/5, the high-mount brake lamp illuminating state of corresponding diagram 5;
Five-stage braking: > 4a/5, the high-mount brake lamp illuminating state of corresponding diagram 6.
The predefined a that supposes a car is 10m/s 2, a driver travels with the speed of 80Km/h, while turning at next crossing, has carried out general braking, and the speed of a motor vehicle is dropped to 50Km/h, and braking the time used is 3s, and can to calculate current braking acceleration be 2.78m/s to controller 2, and judge its acceleration/accel and fall within the scope of two stage braking, control 4 corresponding LED high-mount brake lamp bright, represent when vehicle in front is in two stage braking state.Crossed this crossing, this driver catches sight of pedestrian's jaywalk, and emergency braking directly will arrive 0 by the speed of a motor vehicle, and braking time is 1s, and current braking acceleration is 13.88m/s 2, judge that it falls into five-stage braking scope, control 10 corresponding LED high-position lamps bright,, when vehicle in front enters emergency braking condition, rear driver can slow down the speed of a motor vehicle of oneself according to this information, improves safety factor.
In order to allow people more directly see that whether automobile is in braking mode, the utility model embodiment also comprises:
The left side rear brake lamp being connected with described brake switch and right side rear brake lamp, when wherein said left side rear brake lamp and right side rear brake lamp detect brake switch closure, are all illuminating states.
What certainly, it is also understood that is that this controller receives vehicle speed signal by control area net(CAN) network CAN.
The above is preferred implementation of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of principle described in the utility model; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims (4)

1. an automobile brake control system, comprising:
Brake switch;
For reacting the high-mount brake lamp of automobile brake state;
It is characterized in that, also comprise:
With the controller that brake switch is connected with described high-mount brake lamp, when wherein said controller detects brake switch closure, according to vehicle speed signal, calculate current braking acceleration, and according to described current braking acceleration, control the lighting lamp state of high-mount brake lamp.
2. automobile brake control system according to claim 1, is characterized in that, described controller comprises:
For store predefined at least one acceleration levels value range and with described at least one acceleration levels value range memory module of the lighting lamp state grade of high-mount brake lamp one to one;
Be connected with memory module, and for calculate the computing module of current braking acceleration according to vehicle speed signal;
The control module being connected with described computing module with memory module, when the described current braking acceleration of wherein said control module judgement falls into wherein an acceleration levels scope, determine the lighting lamp state grade of the high-mount brake lamp that acceleration levels scope that described current braking acceleration falls into is corresponding, and control the corresponding lighting lamp state that described high-mount brake lamp starts the lighting lamp state grade in corresponding high-mount brake lamp.
3. automobile brake control system according to claim 1, is characterized in that, also comprises:
The left side rear brake lamp being connected with described brake switch and right side rear brake lamp, when wherein said left side rear brake lamp and right side rear brake lamp detect brake switch closure, are all illuminating states.
4. automobile brake control system according to claim 1, is characterized in that, described controller receives vehicle speed signal by the CAN of controller local area network.
CN201320425829.7U 2013-07-17 2013-07-17 Automobile brake control system Expired - Fee Related CN203402049U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320425829.7U CN203402049U (en) 2013-07-17 2013-07-17 Automobile brake control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320425829.7U CN203402049U (en) 2013-07-17 2013-07-17 Automobile brake control system

Publications (1)

Publication Number Publication Date
CN203402049U true CN203402049U (en) 2014-01-22

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320425829.7U Expired - Fee Related CN203402049U (en) 2013-07-17 2013-07-17 Automobile brake control system

Country Status (1)

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CN (1) CN203402049U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111873898A (en) * 2020-07-23 2020-11-03 重庆长安汽车股份有限公司 High-order brake lamp prompting system and method and vehicle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111873898A (en) * 2020-07-23 2020-11-03 重庆长安汽车股份有限公司 High-order brake lamp prompting system and method and vehicle

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20200414

Address after: 100130 Zhaofeng Town, Shunyi District, Beijing Zhaofeng industrial base Tongxin Road No. 1

Patentee after: BAIC GROUP ORV Co.,Ltd.

Address before: 101300, Beijing, Shunyi District Shun Tong Road No. 5, building 106, room 25

Patentee before: BEIJING AUTOMOBILE RESEARCH GENERAL INSTITUTE Co.,Ltd.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140122

Termination date: 20210717